fcf719625c
During cold start, var directory may not exist and we try to chown the var directory which fails if it doesn't exist. We want to make and chown the var directory in that case otherwise, mailman will not be able to write to path `/opt/mailman` to create it's own var directory.
266 lines
6.9 KiB
Bash
Executable File
266 lines
6.9 KiB
Bash
Executable File
#! /bin/bash
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set -e
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function wait_for_postgres () {
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# Check if the postgres database is up and accepting connections before
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# moving forward.
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# TODO: Use python3's psycopg2 module to do this in python3 instead of
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# installing postgres-client in the image.
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until psql -P pager=off $DATABASE_URL -c '\l'; do
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>&2 echo "Postgres is unavailable - sleeping"
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sleep 1
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done
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>&2 echo "Postgres is up - continuing"
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}
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function wait_for_mysql () {
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# Check if MySQL is up and accepting connections.
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readarray -d' ' -t ENDPOINT <<< $(python3 -c "from urllib.parse import urlparse; o = urlparse('$DATABASE_URL'); print('%s %s' % (o.hostname, o.port if o.port else '3306'));")
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until mysqladmin ping --host ${ENDPOINT[0]} --port ${ENDPOINT[1]} --silent; do
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>&2 echo "MySQL is unavailable - sleeping"
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sleep 1
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done
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>&2 echo "MySQL is up - continuing"
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}
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# Empty the config file.
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echo "# This file is autogenerated at container startup." > /etc/mailman.cfg
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# Check if $MM_HOSTNAME is set, if not, set it to the value returned by
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# `hostname -i` command to set it to whatever IP address is assigned to the
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# container.
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if [[ ! -v MM_HOSTNAME ]]; then
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export MM_HOSTNAME=`hostname -i`
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fi
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# SMTP_HOST defaults to the gateway
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if [[ ! -v SMTP_HOST ]]; then
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export SMTP_HOST=$(/sbin/ip route | awk '/default/ { print $3 }')
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echo "SMTP_HOST not specified, using the gateway ($SMTP_HOST) as default"
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fi
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if [[ ! -v SMTP_PORT ]]; then
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export SMTP_PORT=25
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fi
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if [[ ! -v SMTP_SECURE_MODE ]]; then
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export SMTP_SECURE_MODE="smtp"
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fi
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if [[ ! -v SMTP_VERIFY_HOSTNAME ]]; then
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export SMTP_VERIFY_HOSTNAME="true"
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fi
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if [[ ! -v SMTP_VERIFY_CERT ]]; then
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export SMTP_VERIFY_CERT="true"
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fi
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# Check if REST port, username, and password are set, if not, set them
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# to default values.
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if [[ ! -v MAILMAN_REST_PORT ]]; then
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export MAILMAN_REST_PORT='8001'
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fi
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if [[ ! -v MAILMAN_REST_USER ]]; then
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export MAILMAN_REST_USER='restadmin'
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fi
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if [[ ! -v MAILMAN_REST_PASSWORD ]]; then
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export MAILMAN_REST_PASSWORD='restpass'
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fi
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function setup_database () {
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if [[ ! -v DATABASE_URL ]]
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then
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echo "Environment variable DATABASE_URL should be defined..."
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exit 1
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fi
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# Translate mysql:// urls to mysql+mysql:// backend:
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if [[ "$DATABASE_URL" == mysql://* ]]; then
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DATABASE_URL="mysql+pymysql://${DATABASE_URL:8}"
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echo "Database URL prefix was automatically rewritten to: mysql+pymysql://"
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fi
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# If DATABASE_CLASS is not set, guess it for common databases:
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if [ -z "$DATABASE_CLASS" ]; then
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if [[ ("$DATABASE_URL" == mysql:*) ||
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("$DATABASE_URL" == mysql+*) ]]; then
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DATABASE_CLASS=mailman.database.mysql.MySQLDatabase
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fi
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if [[ ("$DATABASE_URL" == postgres:*) ||
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("$DATABASE_URL" == postgres+*) ]]; then
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DATABASE_CLASS=mailman.database.postgresql.PostgreSQLDatabase
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fi
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fi
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cat >> /etc/mailman.cfg <<EOF
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[database]
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class: $DATABASE_CLASS
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url: $DATABASE_URL
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EOF
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}
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# Check if $DATABASE_URL is defined, if not, use a standard sqlite database.
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#
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# If the $DATABASE_URL is defined and is postgres, check if it is available
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# yet. Do not start the container before the postgresql boots up.
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#
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# TODO: If the $DATABASE_URL is defined and is mysql, check if the database is
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# available before the container boots up.
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#
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# TODO: Check the database type and detect if it is up based on that. For now,
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# assume that postgres is being used if DATABASE_URL is defined.
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if [[ ! -v DATABASE_URL ]]; then
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echo "DATABASE_URL is not defined. Using sqlite database..."
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else
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setup_database
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fi
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if [[ "$DATABASE_TYPE" = 'postgres' ]]
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then
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wait_for_postgres
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elif [[ "$DATABASE_TYPE" = 'mysql' ]]
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then
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wait_for_mysql
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fi
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# Generate a basic mailman.cfg.
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cat >> /etc/mailman.cfg << EOF
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[runner.retry]
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sleep_time: 10s
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[webservice]
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hostname: $MM_HOSTNAME
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port: $MAILMAN_REST_PORT
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admin_user: $MAILMAN_REST_USER
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admin_pass: $MAILMAN_REST_PASSWORD
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configuration: /etc/gunicorn.cfg
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EOF
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# Generate a basic gunicorn.cfg.
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SITE_DIR=$(python3 -c 'import site; print(site.getsitepackages()[0])')
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cp "${SITE_DIR}/mailman/config/gunicorn.cfg" /etc/gunicorn.cfg
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# Generate a basic configuration to use exim
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cat > /tmp/exim-mailman.cfg <<EOF
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[mta]
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incoming: mailman.mta.exim4.LMTP
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outgoing: mailman.mta.deliver.deliver
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lmtp_host: $MM_HOSTNAME
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lmtp_port: 8024
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smtp_host: $SMTP_HOST
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smtp_port: $SMTP_PORT
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smtp_user: $SMTP_HOST_USER
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smtp_pass: $SMTP_HOST_PASSWORD
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smtp_secure_mode: $SMTP_SECURE_MODE
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smtp_verify_hostname: $SMTP_VERIFY_HOSTNAME
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smtp_verify_cert: $SMTP_VERIFY_CERT
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configuration: python:mailman.config.exim4
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EOF
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cat > /etc/postfix-mailman.cfg << EOF
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[postfix]
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transport_file_type: regex
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# While in regex mode, postmap_command is never used, a placeholder
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# is added here so that it doesn't break anything.
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postmap_command: true
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EOF
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# Generate a basic configuration to use postfix.
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cat > /tmp/postfix-mailman.cfg <<EOF
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[mta]
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incoming: mailman.mta.postfix.LMTP
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outgoing: mailman.mta.deliver.deliver
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lmtp_host: $MM_HOSTNAME
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lmtp_port: 8024
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smtp_host: $SMTP_HOST
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smtp_port: $SMTP_PORT
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smtp_user: $SMTP_HOST_USER
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smtp_pass: $SMTP_HOST_PASSWORD
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smtp_secure_mode: $SMTP_SECURE_MODE
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smtp_verify_hostname: $SMTP_VERIFY_HOSTNAME
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smtp_verify_cert: $SMTP_VERIFY_CERT
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configuration: /etc/postfix-mailman.cfg
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EOF
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if [ "$MTA" == "exim" ]
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then
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echo "Using Exim configuration"
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cat /tmp/exim-mailman.cfg >> /etc/mailman.cfg
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elif [ "$MTA" == "postfix" ]
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then
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echo "Using Postfix configuration"
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cat /tmp/postfix-mailman.cfg >> /etc/mailman.cfg
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else
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echo "No MTA environment variable found, defaulting to Exim"
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cat /tmp/exim-mailman.cfg >> /etc/mailman.cfg
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fi
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rm -f /tmp/{postfix,exim}-mailman.cfg
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if [[ -e /opt/mailman/mailman-extra.cfg ]]
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then
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echo "Found configuration file at /opt/mailman/mailman-extra.cfg"
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cat /opt/mailman/mailman-extra.cfg >> /etc/mailman.cfg
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fi
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if [[ -e /opt/mailman/gunicorn-extra.cfg ]]
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then
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echo "Found [webserver] configuration file at /opt/mailman/gunicorn-extra.cfg"
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cat /opt/mailman/gunicorn-extra.cfg > /etc/gunicorn.cfg
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fi
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if [[ -v HYPERKITTY_API_KEY ]]; then
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echo "HYPERKITTY_API_KEY found, setting up HyperKitty archiver..."
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cat >> /etc/mailman.cfg << EOF
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[archiver.hyperkitty]
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class: mailman_hyperkitty.Archiver
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enable: yes
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configuration: /etc/mailman-hyperkitty.cfg
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EOF
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if [[ ! -v HYPERKITTY_URL ]]; then
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echo "HYPERKITTY_URL not set, using the default value of http://mailman-web:8000/hyperkitty"
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export HYPERKITTY_URL="http://mailman-web:8000/hyperkitty/"
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fi
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# Generate a basic mailman-hyperkitty.cfg.
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cat > /etc/mailman-hyperkitty.cfg <<EOF
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[general]
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base_url: $HYPERKITTY_URL
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api_key: $HYPERKITTY_API_KEY
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EOF
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else
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echo "HYPERKITTY_API_KEY not defined, skipping HyperKitty setup..."
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fi
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# Now chown the places where mailman wants to write stuff.
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VAR_DIR="/opt/mailman/var"
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# Check if the directory exists
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if [ ! -d "$VAR_DIR" ]; then
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# Directory does not exist, so create it
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mkdir -p "$VAR_DIR"
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echo "Directory $VAR_DIR created."
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else
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echo "Directory $VAR_DIR already exists."
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fi
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chown -R mailman $VAR_DIR
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# Generate the LMTP files for postfix if needed.
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su-exec mailman mailman aliases
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exec su-exec mailman "$@"
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